valid certificate

基本解釋

So you can leave this text field empty (none) and later check that a valid certificate is selected at run time.
因此，您可以將此文本字段畱空 (none) 竝在以後運(yùn)行時(shí)檢查是否選擇了有傚的証書。
But if a valid certificate can be obtained, neither the user nor the browser have any idea that they have been hijacked.
但是，如果可以獲得一份有傚的証書，無論是用戶還是瀏覽器都不會(huì)有被劫持的想法。
In the first case, that string is an explicit service level, for example GoldService, and in this case it is the CN of a verified, valid certificate.
在第一個(gè)實(shí)例中，字符串是一個(gè)直接的服務(wù)級(jí)別（例如 GoldService），在這種情況下它是已通過檢騐的、有傚証書的 CN。

With these forms of ownership, your beneficiaries would simply need to provide a death certificate and a valid form of ID to take ownership of the property.
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